Country.java 文件源码

public static ArrayList<Country> listAll(Context context, final String filter) {
    ArrayList<Country> list = new ArrayList<>();

    for (String countryCode : Locale.getISOCountries()) {
        Country country = getCountry(countryCode, context);

        list.add(country);
    }

    sortList(list);

    if (filter != null && filter.length() > 0) {
        return new ArrayList<>(Collections2.filter(list, new Predicate<Country>() {
            @Override
            public boolean apply(Country input) {
                return input.getName().toLowerCase().contains(filter.toLowerCase());
            }
        }));
    } else {
        return list;
    }
}